If you're good at course correcting, being wrong may be less costly than you think. Whereas being slow is going to be expensive for sure.

All businesses need to be young forever. If your customer base ages with you, you're Woolworths.

The thing about inventing is you have to be both stubborn and flexible. The hard part is figuring out when to be which. If you're not stubborn, you'll give up on experiments too soon. And if you're not flexible, you'll pound your head against the wall and you won't see a different solution to a problem you're trying to solve.

When you receive criticism from well-meaning people, it pays to ask, 'Are they right?' And if they are, you need to adapt what they're doing. If they're not right, if you really have conviction that they're not right.

What we need to do is always lean into the future; when the world changes around you and when it changes against you - what used to be a tail wind is now a head wind - you have to lean into that and figure out what to do because complaining isn't a strategy.

The smartest people are constantly revising their understanding, reconsidering a problem they thought they'd already solved. They're open to new points of view, new information, new ideas, contradictions, and challenges to their own way of thinking.